Our Service Network across the Americas - and worldwideWith the headoffice of Ewald Dörken AG and manufacturing plants of the Dörken Group in Germany, DELTA® products have been a driving force in the European construction market for many decades. Since Cosella-Dörken started to also serve the North American construction market with premium-quality products more than 10 years ago, the DELTA® brand has gained an excellent recognition amongst users and experts in the construction industry.
The Cosella-Dörken service network covers all of North and South America, and our friendly and highly trained staff can assist you anywhere.
Get in touch with your Field Representative to find the nearest DELTA® Certified Installer or Distributor. Our Technical Support Team can provide expert advice to find solutions for challenging situations. For further information visit our Contact section.
For service outside the Americas please have a look at our list of international Dörken Subsidiaries and Importers.
Wherever a need occurs, a knowledgeable field representative will be available, ready to help you with any technical application problems or to discuss the specific requirements of your local market.

CFA Summer Meeting
July 29 - August 1, 2008
Santa Ana Pueblo, New Mexico, USA

Remodeling Show
Sept. 9 - 12, 2008
Baltimore, MD, USA

Le Congres APCHQ
Sept 9 - 13, 2008
Tremblant, Quebec, Cananda

New York State Builders Assoc Show
Sept. 11 - 12, 2008
Albany, NY, USA